JPH09296577A - Drain pipe cover - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a drain pipe cover easy to maintain-inspect and prevented from bending or coming off due to thermal expansion even when a vertical gutter is adjusted long at the time of construction. SOLUTION: A drain pipe cover 1 is provided to connect a drain pipe 4 and a vertical gutter 5 to each other and is divided into a cover body 2 and an atachment 3. The inner surface of the cover body 2 is so formed that the vertical gutter 5 can be inserted through. The attachment 3 is so formed that the cover body 2 can be inserted in the inner surface of one end side 31 and that an inner pipe 33 is inserted and supported on the inside of the other end side 32 so as to form a double pipe, and the drain pipe 4 can be inserted in a clearance of this double pipe.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a drain pipe cover for a gutter for connecting a drain pipe buried in the ground and a vertical gutter installed above the drain pipe.

[0002]

2. Description of the Related Art A drainage pipe cover is attached near the ground surface between a drainage pipe attached to a building exterior wall or the like with a support and a drainage pipe buried in the ground. It protects the lower end of the pipe and the drainage pipe from impacts such as stone bounce. For example, the one described in Japanese Utility Model Publication No. 5-61334 is known.

As shown in FIG. 2, the drain pipe cover 1A has a vertical gutter insertion port 2A at the upper end and a connecting portion 3A for connecting to the drain pipe 4 at the lower end. The drain pipe cover 1A is divided into two parts in the left and right directions along the axial direction. When performing a maintenance inspection, the drain pipe cover 1A is divided into left and right parts, and after this maintenance inspection is completed,
The drain pipe cover 1A is assembled and attached again.

[0004]

However, since the conventional drain pipe cover 1A described in the above publication has a structure in which the vertical gutter 5 hits the stepped portion 4A, the drain pipe cover 1A is set after the vertical gutter construction. When the vertical gutter 5 is adjusted, the length of the vertical gutter 5 is adjusted.
There is a problem that the vertical gutter 5 bends or comes off when hitting the stepped portion 4A of A. In addition, during maintenance and inspection, the drainage pipe cover 1A is divided into left and right parts, and after this maintenance and inspection is completed, the drainage pipe cover 1A is assembled and attached again, which is a troublesome maintenance and inspection. There is. Therefore, an object of the present invention is to solve the above problems, and even if the vertical gutter is adjusted for a long time during construction, it does not bend or come off due to thermal expansion, and at the same time, maintenance and inspection. Is to provide an easy drain cover.

[0005]

The present invention has been made to achieve the above object, and the invention according to claim 1 is a drain pipe and a vertical gutter installed above the drain pipe. A drainage pipe cover for connecting the drainage pipe cover and the drainage pipe cover. The drainage pipe cover is divided into a tubular cover body that covers the downpipe and a tubular attachment that connects the cover body and the drainage pipe. The inner surface of the cover body can be inserted with a vertical gutter, and the attachment has a cover body that can be inserted into the inner surface of one end side, and the inner tube is inserted and supported inside the other end side to form a double tube. A drainage pipe can be inserted into the gap between the double pipes.

The construction of the drain pipe cover is 15
The exposed part of the drainage pipe that is exposed and buried by about 20 mm is inserted into the gap of the double pipe of the attachment to attach the attachment to the drainage pipe. On the other hand, the cover main body is installed by inserting a vertical gutter into the cover body in advance, and the vertical gutter is installed along the outer wall of the building. At this time, the length of the down gutter is adjusted so that the distance between the lower end of the down gutter and the drainage pipe is about half of the entire length of the cover body. Then, the cover main body in which the vertical gutter is inserted is pulled down, the lower end of the cover main body is inserted into the inner surface of the attachment, the cover main body is attached to the attachment, and the construction is completed.

(Operation) The drain pipe cover of the present invention is divided into a tubular cover body for covering the downpipe and a tubular attachment for connecting the cover body and the drain pipe.
Since the vertical gutter can be inserted through the inner surface of the cover body, even if the length of the vertical gutter is too long during the construction, it will hit the stepped part of the drain pipe cover due to thermal expansion like the conventional drain pipe cover. , It can solve the problem that the gutter is bent or comes off.

[0008] Further, when the cover main body in which the downpipe is inserted is lifted upward and the attachment in which the drain pipe is inserted is lifted upward and removed from the drain pipe, the drain pipe is exposed. Dust such as dead leaves that are clogged inside can be removed, and maintenance and inspection is easy because it is not a left-right split type like the conventional drain pipe cover.

[0009]

Embodiments of the present invention will be described below with reference to the drawings. FIG. 1 is an embodiment of the present invention, wherein FIG. 1 (a) is a sectional view of a drain pipe cover, and (b) is a sectional view showing a usage state of the drain pipe cover of FIG. 1 (a). . In FIG. 1, 1 is a drain pipe cover, 2 is a cover body, 3 is an attachment, 4 is a drain pipe, 5 is a vertical gutter, and 6 is an outer wall of a building.

The drainage pipe cover 1 according to the present invention is made of a hard vinyl chloride resin, and is for connecting the drainage pipe 5 and the vertical gutter 5 installed above the drainage pipe 5. . The drain pipe cover 1 is divided into a cylindrical cover body 2 that covers the vertical gutter 5, and a cylindrical attachment 3 that connects the cover body 2 and the drain pipe 4.

In the cover body 2, the vertical gutter 5 can be inserted over the entire length of the inner surface 21 with a gap, and a cover 22 is provided on one end side. In the attachment 3, the cover body 2 can be inserted into the inner surface of the one end side 31, and the inner tube 33 is inserted and supported by the support piece 34 inside the other end side 32 to form a double tube. Drainage pipe 4 in the gap
Can be inserted, and the inner pipe 33 slightly projects from the other end side 32.

Next, a method for constructing the drainage pipe joint 1 will be described. First, the exposed portion of the drainage pipe 4 that is buried by being exposed about 15 to 20 mm from the surface of the earth is inserted into the gap between the double pipes of the attachment 3, and the support piece 34 is placed on the exposed end surface of the drainage pipe 4 to attach the attachment 3 To the drain pipe 4. On the other hand, the cover main body 2 is installed by inserting the vertical gutter 5 into the cover main body 2 in advance, and installing the vertical gutter 5 along the outer wall 6 of the building. At this time, the length of the vertical gutter 5 is adjusted so that the distance between the lower end of the vertical gutter 5 and the drainage pipe 4 is about half of the entire length of the cover body 2. Then, the cover main body 2 in which the vertical gutter 5 is inserted is pulled down, the lower end of the cover main body 2 is inserted into the inside of the attachment 3 to attach the cover main body 2 to the attachment 3, and the construction is completed.

The drainage pipe cover 1 of this embodiment is divided into a cover body 2 and an attachment 3, and a vertical gutter 5 is formed over the entire length of the inner surface of the cover body 2 so that it can be inserted. Therefore, even if the length adjustment of the down gutter 5 is too long at the time of construction, it hits the stepped portion 4A of the drain pipe cover 1A by thermal expansion like the conventional drain pipe cover 1A (see FIG. 2), and the down gutter 5 You can solve the problem of bending and coming off.

Further, the cover body 2 in which the vertical gutter 5 is inserted is lifted upward, and at the same time, the attachment 3 in which the drain pipe 4 is inserted is also lifted upward.
The drainage pipe 4 is exposed when it is removed from, so it is possible to remove dust such as dead leaves clogged in the drainage pipe 4, and it is not a left-right split type like the conventional drainage pipe cover 1A, so maintenance and inspection is easy. Become.

[0015]

According to the drainage pipe cover of the present invention, since the inner wall of the cover body is adapted to allow a vertical gutter to be inserted therethrough, even if the length adjustment of the vertical gutter is too long at the time of construction, the conventional drainage pipe can be used. Like the cover, it is possible to solve the problem that the vertical gutter is bent or comes off due to hitting the stepped portion of the drain pipe cover due to thermal expansion. Therefore, there is an effect that the degree of freedom in adjusting the length of the vertical gutter is increased and the construction becomes easy.

Further, since the drain pipe cover of the present invention is divided into a cover body and an attachment,
Easy cleaning and maintenance of dead leaves.

Furthermore, even if the drain pipe and the drain pipe cover have different colors, the drain pipe is covered with the attachment, so that the difference in color can be made inconspicuous.

[Brief description of drawings]

FIG. 1 is an embodiment of the present invention, in which (a) is a sectional view of a drain pipe cover, and (b) is a sectional view showing a usage state of the drain pipe cover of (a).

FIG. 2 is a cross-sectional view showing a usage state of a conventional drain pipe cover.

[Explanation of symbols]

 1 Drain pipe cover 2 Cover body 3 Attachment 4 Drain pipe 5 Vertical gutter 6 Exterior wall of building

Claims (1)

[Claims] 1. A drainage pipe cover for connecting a drainage pipe and a vertical gutter installed above the drainage pipe, wherein the drainage pipe cover includes a tubular cover body for covering the vertical gutter. , It is divided into a cylindrical attachment that connects the cover body and the drainage pipe, the inner surface of the cover body can be inserted with a vertical gutter, and the attachment can be inserted into the inner surface of the one end side of the cover body. A drain pipe cover characterized in that an inner pipe is inserted and supported inside the other end to form a double pipe, and a drain pipe can be inserted into a gap between the double pipes.